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2021HW3
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OBSERVATIONAL INFORMATION
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Summary
Ephemerides
Obs prediction
Orbital info
MOID
Proper elements
Observational info
Close approaches
Physical info
Arc information
Arc length
2845
days
Unobserved
1158
days
Astrometry summary
Optical
RMS of residuals
0.723571
First observation
2013-10-13.137546
Last observation
2021-07-28.132104
Number (Discarded)
42 (0)
Get the observational details
Optical observations
(ASCII file)
Note.
The ASCII file is in a format suitable for
OrbFit
input.